Forecasts of air quality are made by ERG from Monday to Friday. Forecasts are made about lunchtime and cover the next day and beyond:
Forecast Made | Typical Start | Typical End |
---|---|---|
Monday 1pm | Monday Midnight | Tuesday Midnight |
Tuesday 1pm | Tuesday Midnight | Wednesday Midnight |
Wednesday 1pm | Wednesday Midnight | Thursday Midnight |
Thursday 1pm | Thursday Midnight | Friday Midnight |
Friday 1pm | Friday Midnight | Monday Midnight |
An alert will be generated for an area if air quality is forecast to be moderate or above. Alerts don't happen every day, and in an average year we would send about twenty.
You can select and unselect which days you will be sent an alert by editing your subscription.
You can also choose when you are sent an alert by editing the distribution hour setting of your subscription. You can set this to be from 2pm the same day through till 1pm the next day e.g. if an alert is created on Monday and you have selected 9am next day you would get a message at 9am on Tuesday. Times are approximate and voice mail in particular may suffer some delays.
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